What does 黄金 mean?
黄金 is a Japanese noun meaning “gold” in English. It can also be translated as “golden, money (esp. ōban coin)” depending on context. It is written as 黄金 in kanji, おうごん in hiragana, and ougon in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
絵の中の少女は黄金ではなくて花のかんむりをかぶっています。
The girl in the picture is wearing a crown not of gold but of flowers.